CN104043305A - Cast casting dust removal system - Google Patents

Cast casting dust removal system Download PDF

Info

Publication number
CN104043305A
CN104043305A CN201310082817.3A CN201310082817A CN104043305A CN 104043305 A CN104043305 A CN 104043305A CN 201310082817 A CN201310082817 A CN 201310082817A CN 104043305 A CN104043305 A CN 104043305A
Authority
CN
China
Prior art keywords
dust
layer
foundry goods
purifying column
purifying
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310082817.3A
Other languages
Chinese (zh)
Inventor
黄顶强
李健雄
陈学军
黄勇强
孙志山
张雄图
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangxi Yuchai Machinery Co Ltd
Original Assignee
Guangxi Yuchai Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangxi Yuchai Machinery Co Ltd filed Critical Guangxi Yuchai Machinery Co Ltd
Priority to CN201310082817.3A priority Critical patent/CN104043305A/en
Publication of CN104043305A publication Critical patent/CN104043305A/en
Pending legal-status Critical Current

Links

Landscapes

  • Treating Waste Gases (AREA)
  • Separation Of Particles Using Liquids (AREA)

Abstract

The invention discloses a cast casting dust removal system, which includes: a smoke dust collection system and a purification dedusting system, as well as a fan serving as the dust collecting power. The smoke dust collection system and the purification dedusting system are connected by a dust suction pipeline. The smoke dust collection system includes: a smoke dust collecting chamber and a dust hood arranged at the top of the smoke dust collecting chamber. The purification dedusting system includes: a purification tower and an air inlet pipe. The cast casting dust removal system has a simple and reasonable structure, by setting the two-layer four-capture purifying mode purification tower to conduct purification and performing dehydration through a defogging layer, the smoke dust can reach the discharge standard, the dust removal effect is good, and environmental pollution and fire potential caused by open discharge of cast casting smoke dust can be avoided.

Description

Foundry goods casting dust pelletizing system
Technical field
The present invention relates to casting field, particularly a kind of foundry goods casting dust pelletizing system.
Background technology
At present, be all to adopt direct open type discharge at casting industry medium casting casting flue dust, do not take any control measures.In foundry goods casting flue dust, contain a large amount of tar oil smoke, black smoke and dust, directly open type discharge can be to environment.
In addition, the foundry goods casting flue dust ground of being scattered, has increased the workload of employee's cleaning, and the tar oil smoke of foundry goods casting flue dust sticks on building and equipment, very easily spontaneous combustion, and then cause the potential safety hazard of fire.Need spend dust and the flue dust of the more manpower site clearing of current expenditure for foundry goods casting flue dust, unfavorable to the safety in production of enterprise, employee's environment can not get improving simultaneously.
Summary of the invention
The present invention is in order to overcome defect in above-mentioned prior art, provides a kind of simple and reasonable, and good dedusting effect can avoid the discharge of foundry goods casting flue dust open type to cause the foundry goods casting dust pelletizing system of environmental pollution and disaster hidden-trouble.
For achieving the above object, according to the invention provides a kind of foundry goods casting dust pelletizing system, comprising: flue dust collecting system and purification dust removal system, and as the blower fan of the power that gathers dust, flue dust collecting system is connected by dust sucting pipeline with purification dust removal system; Flue dust collecting system comprises: flue dust collecting chamber and the dust shield that is arranged on top, flue dust collecting chamber; Purification dust removal system comprises: purifying column and blast pipe, blast pipe two ends connect respectively the air inlet of purifying column and described blower fan, and purifying column comprises: tank shape tower body and be arranged on from down to up purifying column storage cistern, the first purifying layer, the second purifying layer and the demist layer in tank shape tower body; One end of dust sucting pipeline is stretched in tank shape tower body with upper part by tank shape tower body sidewall, purifying column storage cistern liquid level, and its inner elbow is aimed at purifying column storage cistern liquid level downwards; The first purifying layer comprises: orifice plate and ground floor filler, and top ground floor spray head, and the second purifying layer comprises: up-hole plate and second layer filler, and top second layer spray head; Ground floor filler and second layer filler all adopt the first polyhedron empty ball, and demist layer is filled with the second polyhedron empty ball.
In technique scheme, flue dust collecting chamber is the casing that reinforced concrete wall sidewall and steel plate top surround relative sealing.
In technique scheme, blast pipe adopts PP plate material circle system.
In technique scheme, tank shape tower body adopts PP plate to make.
In technique scheme, the lower sidewall of purifying column storage cistern offers purifying column outlet of sewer, and purifying column outlet of sewer is provided with quantitative drain valve.
In technique scheme, the polyhedron empty ball specification that ground floor filler and second layer filler adopt is diameter 50mm, bed stuffing height 500mm, and filler bulk density is 95kg/m 3, pile up number 11500/m 3, porosity 0.9m 3, specific area 200m 2/ m 3.
In technique scheme, ground floor spray head and second layer spray head all adopt spiral nozzle, are jointly supplied water by the water inlet pipe that is positioned at tank shape tower body one side.
In technique scheme, demist layer is filled with the polyhedron empty ball that diameter is 50mm.
In technique scheme, blower fan adopts fiberglass manufacture.
Compared with prior art, the present invention has following beneficial effect: this foundry goods casting dust pelletizing system is simple and reasonable, by the two layers four kinds purifying columns that catch purification pattern are set, foundry goods casting flue dust is purified, and dewater by demist layer, make flue dust reach discharge standard, good dedusting effect, can avoid the discharge of foundry goods casting flue dust open type to cause environmental pollution and disaster hidden-trouble.
Brief description of the drawings
Fig. 1 is the structural representation of foundry goods casting dust pelletizing system of the present invention;
Description of reference numerals:
11-blower fan, 12-dust sucting pipeline, 13-discharge pipe, 21-blast pipe, 22-tank shape tower body, 23-purifying column storage cistern, 231-purifying column outlet of sewer, 24-demist layer, 31-orifice plate, 32-ground floor filler, 33-ground floor spray head, 34-inlet orifice, 41-up-hole plate, 42-second layer filler, 43-second layer spray head.
Detailed description of the invention
Below in conjunction with accompanying drawing, a specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention is not subject to the restriction of detailed description of the invention.It will be appreciated that, mentioned in following embodiment of the present invention " on ", D score, " left side ", " right side ", " front " and " reverse side " be all taking the direction shown in each figure as benchmark, these words that are used for limiting direction are only used to be convenient to explanation, do not represent the restriction to the concrete technical scheme of the present invention.
Foundry goods casting dust pelletizing system of the present invention is simple and reasonable, by the two layers four kinds purifying columns that catch purification pattern are set, foundry goods casting flue dust is purified, and dewater by demist layer, make flue dust reach discharge standard, good dedusting effect, can avoid the discharge of foundry goods casting flue dust open type to cause environmental pollution and disaster hidden-trouble.
As shown in Figure 1, the concrete structure of this foundry goods casting dust pelletizing system comprises: flue dust collecting system and purification dust removal system, and as the blower fan 11 of the power that gathers dust, blower fan 11 adopts fiberglass manufacture, there is acid and alkali-resistance, Corrosion Protection, and there is the base, cushion blocking, the fan supporter that match; Flue dust collecting system is connected by dust sucting pipeline 12 with purification dust removal system.Flue dust collecting system is for collecting the flue dust that foundry goods casting cycle produces, and it is transported to purification dust removal system by dust sucting pipeline 12 carries out emission abatement, to realize closed smoke and dust treatment, avoid not taking any measure, directly open type discharge, this design solves environmental pollution and spontaneous combustion breaking out of fire phenomenon very dexterously, ensures that discharge meets environmental emission standard.
Wherein, flue dust collecting system comprises: flue dust collecting chamber and dust shield, and flue dust collecting chamber is the casing that reinforced concrete wall sidewall and steel plate top surround relative sealing, casting operation completes in relative seal case.Dust shield is connected with dust sucting pipeline 12, is laid in top, flue dust collecting chamber.When the heat such as casting of metals is produced heated rising of air of dirt equipment surface, can move together and cause thermal current to rise with dust, the dust shield of casting operation adopts upper suction method, transport the outer side of roller-way of sandbox Packed plate washer is installed, utilize fluid mechanics principle, rely on the power that produces of blower fan and make Air Flow, select air quantity and pressure, control air-flow direction and air velocity, adopt local exhaust nuisance to be drained on the spot to (local exhaust is to produce the local place of nuisance concentrating, be provided with pest capturing device, nuisance is drained on the spot), to control nuisance to indoor diffusion.Flue dust collecting chamber is all enclosed in nuisance source in cover, and air amount from covering makes to cover interior maintenance negative pressure, and it only needs less exhaust air rate just can control effectively to nuisance, and each inlet scoop air lock of installation is used for controlling exhaust air rate.Like this, dust shield and dust sucting pipeline 12 are drawn flue dust collecting chamber cooling flue dust, as power source, tar oil smoke, black smoke and dust are administered in purification dust removal system to purification with blower fan.
Purification dust removal system comprises: purifying column and blast pipe 21, blast pipe 21 two ends connect respectively the air inlet of purifying column and blower fan 11, blower fan 11 air outlets are also connected with discharge pipe 13, discharge for guiding the casting flue gas of administering purification through purifying column into discharge pipe 13.Blast pipe 21 and discharge pipe 13 adopt PP plate material circle system, have good corrosion-resistantly, and blower fan can be carried the corrosive gas containing soda acid composition and chemical composition.
Purifying column comprises: tank shape tower body 22 and be arranged on from down to up purifying column storage cistern 23, the first purifying layer, the second purifying layer and the demist layer 24 in tank shape tower body 22, blast pipe 21 is communicated with the headroom of tank shape tower body 22.Wherein, tank shape tower body 22 adopts PP plate (polypropylene), it is the linear polymer of a kind of high density, high crystalline solid, translucent, semi-crystal, PP plate has high strength, water absorption rate is low, heat distortion temperature is high, degree of crystallinity is high feature, has the performances such as good resistance to solvent, oil resistant class, weak acid resistant, weak base.PP plate has good heat resistance, and fusing point is at 150 DEG C, and the goods of making can carry out below temperature at 80 DEG C, in the situation that not being subject to external force 80 DEG C also indeformable.
Purifying column storage cistern 23 is positioned at the bottom of tank shape tower body 22, right side wall bottom offers purifying column outlet of sewer 231, purifying column outlet of sewer 231 is provided with quantitative drain valve, for guaranteeing the water yield of purifying column storage cistern 23, and after purifying column operation a period of time, its circulation fluid has reached certain concentration, for ensureing that it normally moves, should regularly discharge, change water.One end of dust sucting pipeline 12 is stretched in tank shape tower body 22 with upper part by tank shape tower body 22 sidewalls, purifying column storage cistern 23 liquid levels, its inner elbow is aimed at purifying column storage cistern 23 liquid levels downwards, the mixing flue dust being entered by dust sucting pipeline 12 can be impacted with the water of the purifying column storage cistern 23 of purifying column bottom, and flue dust is caught by preliminary cooling.
The first purifying layer comprises: be positioned at the orifice plate 31 of bottom and be positioned at the ground floor filler 32 at middle part, and ground floor spray head 33, the first purifying layer sides that are positioned at top also offer inlet orifice 34.The second purifying layer comprises: be positioned at the up-hole plate 41 and the second layer filler 42 that is positioned at middle part of bottom, and be positioned at the second layer spray head 43 at top.Orifice plate 31 and up-hole plate 41 are for the larger flue gas of filtering particle shape.Ground floor filler 32 and second layer filler 42 adopt polyhedron empty ball, format diameter 50mm, and bed stuffing height 500mm, this filler bulk density is 95kg/m 3, pile up number 11500/m 3, porosity 0.9m 3, specific area 200m 2/ m 3.Ground floor spray head 33 and second layer spray head 43 all adopt spiral nozzle, jointly supplied water by the water inlet pipe 35 that is positioned at tank shape tower body 22 left sides, and under the power of water pump, high pressure ejection spray water gas, vaporific aqueous vapor covers whole purifying column cross section, and these aqueous vapors are adsorbed with pending mixed flue gas collision, constantly increase weightening finish, under the effect of gravity, down power, finally enters the purifying column storage cistern 23 of purifying column bottom.
It is 50mm polyhedron empty ball that demist layer 24 is filled with diameter, for removing the aqueous vapor of flue dust to be clean.
The indoor foundry goods of flue dust collecting is cast high temperature mixing flue dust under the effect of negative-pressure air fan 11, collect and laterally entered by the lower right of purifying column along dust sucting pipeline 12 by dust shield, due to the effect of inertia of gas, under the effect of inner elbow, purifying column storage cistern 23 waters that mix flue dust and purifying column bottom impact, and flue dust is caught by preliminary cooling.At above-mentioned flue dust after treatment, under the effect of power, toward the motion of purifying column top, graininess bumps against and falls compared with large flue gas and orifice plate 31; Light gas enters the many-sided ball of ground floor filler 32 and inhales packed layer; After hollow many-sided ball attached water due to packed layer, form thin film on its surface, when mist between these film gaps flow time, under water effect, under the effect of water surface tension, the dust-laden mixing in flue dust is caught by water containing gas with foreign flavor, and some reacts with water, thereby is captured, melts deposition, under the effect of gravity, flow into the purifying column storage cistern 23 of purifying column bottom.Mix flue dust by after ground floor filler 32, enter ground floor filler 32 top ground floor spray heads 33, under the power of water pump, high pressure ejection spray water gas, vaporific aqueous vapor covers whole purifying column cross section, and these aqueous vapors are adsorbed with pending mixed flue gas collision, constantly increase weightening finish, under the effect of gravity, down power, finally enters the purifying column storage cistern 23 of purifying column bottom.Mixed flue gas is through ground floor filler 32 Adsorptions, after the seizure of the structure that ground floor spray head 33 sprays is removed, untreated gas ingredients is mainly a small amount of flue dust, the water smoke of its Main Ingredients and Appearance, these composition gases move on purifying column again, in the process of its motion, aqueous vapor further merges and catches flue dust with flue dust through up-hole plate 41, then enter second layer filler 42 many-sided ball filter courses, flue dust is first captured at packed layer, under the effect spraying at powerful second layer spray head 43 again, then the purification that is further captured, the now flue dust purification that has been captured.
Catch after purification through above-mentioned two layers of four kinds of mode, flue dust gas with foreign flavor has reached discharge standard, now, enter purifying column top demist layer 24 containing the dirt gas of a large amount of aqueous vapors and carry out the 3rd pull-up water-bound, under the dehydration of dehydrated structure, aqueous vapor is removed, then enter purifying column top cavity, enter again the blast pipe 21 of connecting fan 11 and tank shape tower body 22 by blower fan 11 effect, by blower fan 11 air outlets enter discharge pipe 13, last pure qi (oxygen) is entered in atmosphere by discharge pipe 13 qualified discharges.
This foundry goods casting dust pelletizing system is simple and reasonable, by the two layers four kinds purifying columns that catch purification pattern are set, foundry goods casting flue dust is purified, and dewater by demist layer, make flue dust reach discharge standard, good dedusting effect, can avoid the discharge of foundry goods casting flue dust open type to cause environmental pollution and disaster hidden-trouble.
Disclosed is above only several specific embodiment of the present invention, and still, the present invention is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.

Claims (9)

1. a foundry goods casting dust pelletizing system, is characterized in that, comprising: flue dust collecting system and purification dust removal system, and as the blower fan of the power that gathers dust, described flue dust collecting system is connected by dust sucting pipeline with purification dust removal system; Described flue dust collecting system comprises: flue dust collecting chamber and the dust shield that is arranged on top, described flue dust collecting chamber; Described purification dust removal system comprises: purifying column and blast pipe, described blast pipe two ends connect respectively the air inlet of described purifying column and described blower fan, and described purifying column comprises: tank shape tower body and be arranged on from down to up purifying column storage cistern, the first purifying layer, the second purifying layer and the demist layer in described tank shape tower body; One end of described dust sucting pipeline is stretched in tank shape tower body with upper part by described tank shape tower body sidewall, purifying column storage cistern liquid level, and its inner elbow is aimed at described purifying column storage cistern liquid level downwards; Described the first purifying layer comprises: orifice plate and ground floor filler, and top ground floor spray head, and described the second purifying layer comprises: up-hole plate and second layer filler, and top second layer spray head; Described ground floor filler and second layer filler all adopt the first polyhedron empty ball, and described demist layer is filled with the second polyhedron empty ball.
2. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: described flue dust collecting chamber is the casing that reinforced concrete wall sidewall and steel plate top surround relative sealing.
3. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: described blast pipe adopts PP plate material circle system.
4. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: described tank shape tower body adopts PP plate to make.
5. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: the lower sidewall of described purifying column storage cistern offers purifying column outlet of sewer, and described purifying column outlet of sewer is provided with quantitative drain valve.
6. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: the polyhedron empty ball specification that described ground floor filler and second layer filler adopt is diameter 50mm, bed stuffing height 500mm, and filler bulk density is 95kg/m 3, pile up number 11500/m 3, porosity 0.9m 3, specific area 200m 2/ m 3.
7. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: described ground floor spray head and second layer spray head all adopt spiral nozzle, is jointly supplied water by the water inlet pipe that is positioned at tank shape tower body one side.
8. foundry goods casting dust pelletizing system according to claim 1, is characterized in that: described demist layer is filled with the polyhedron empty ball that diameter is 50mm.
9. according to the foundry goods casting dust pelletizing system described in any one in claim 1 to 8, it is characterized in that: described blower fan adopts fiberglass manufacture.
CN201310082817.3A 2013-03-15 2013-03-15 Cast casting dust removal system Pending CN104043305A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310082817.3A CN104043305A (en) 2013-03-15 2013-03-15 Cast casting dust removal system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310082817.3A CN104043305A (en) 2013-03-15 2013-03-15 Cast casting dust removal system

Publications (1)

Publication Number Publication Date
CN104043305A true CN104043305A (en) 2014-09-17

Family

ID=51497000

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310082817.3A Pending CN104043305A (en) 2013-03-15 2013-03-15 Cast casting dust removal system

Country Status (1)

Country Link
CN (1) CN104043305A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016109404A (en) * 2014-12-10 2016-06-20 三菱マテリアル株式会社 Packed tower for cooling of metal smelting furnace exhaust gas
CN107551718A (en) * 2017-09-27 2018-01-09 湖州南丰机械制造有限公司 A kind of concentration casting workshop for being provided with centralized dust-removing system
CN107930310A (en) * 2017-12-30 2018-04-20 江苏永益环保科技有限公司 House exhaust processing system
CN107930331A (en) * 2017-12-30 2018-04-20 江苏永益环保科技有限公司 Waste gas treatment equipment
CN107970715A (en) * 2017-12-31 2018-05-01 江苏永益环保科技有限公司 Ink prints waste gas treatment equipment
CN107983087A (en) * 2017-12-31 2018-05-04 江苏永益环保科技有限公司 Ink prints exhaust treatment system
CN107983099A (en) * 2017-12-30 2018-05-04 江苏永益环保科技有限公司 Efficient water scrubber
CN107983074A (en) * 2017-12-30 2018-05-04 江苏永益环保科技有限公司 House exhaust processing cleaning system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994705A (en) * 1974-11-21 1976-11-30 Przewalski Zygmunt J Gas scrubber with adjustable convector and demisting unit
US4290784A (en) * 1977-11-30 1981-09-22 Rawicki Bogdan J Apparatus and method for extracting dust from air
JP2004202467A (en) * 2002-12-20 2004-07-22 Masao Shimizu Apparatus making smoke discharged from incinerator or the like smokeless
CN102151451A (en) * 2011-04-20 2011-08-17 华邦(镇江)铝业有限公司(外商独资) Multifunctional waste gas purification tower
CN202751915U (en) * 2012-06-25 2013-02-27 濮阳市元光科技有限公司 Novel leaded waste gas treatment equipment
CN203139848U (en) * 2013-03-15 2013-08-21 广西玉柴机器股份有限公司 Dust removing system for cast pouring

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994705A (en) * 1974-11-21 1976-11-30 Przewalski Zygmunt J Gas scrubber with adjustable convector and demisting unit
US4290784A (en) * 1977-11-30 1981-09-22 Rawicki Bogdan J Apparatus and method for extracting dust from air
JP2004202467A (en) * 2002-12-20 2004-07-22 Masao Shimizu Apparatus making smoke discharged from incinerator or the like smokeless
CN102151451A (en) * 2011-04-20 2011-08-17 华邦(镇江)铝业有限公司(外商独资) Multifunctional waste gas purification tower
CN202751915U (en) * 2012-06-25 2013-02-27 濮阳市元光科技有限公司 Novel leaded waste gas treatment equipment
CN203139848U (en) * 2013-03-15 2013-08-21 广西玉柴机器股份有限公司 Dust removing system for cast pouring

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016109404A (en) * 2014-12-10 2016-06-20 三菱マテリアル株式会社 Packed tower for cooling of metal smelting furnace exhaust gas
CN107551718A (en) * 2017-09-27 2018-01-09 湖州南丰机械制造有限公司 A kind of concentration casting workshop for being provided with centralized dust-removing system
CN107930310A (en) * 2017-12-30 2018-04-20 江苏永益环保科技有限公司 House exhaust processing system
CN107930331A (en) * 2017-12-30 2018-04-20 江苏永益环保科技有限公司 Waste gas treatment equipment
CN107983099A (en) * 2017-12-30 2018-05-04 江苏永益环保科技有限公司 Efficient water scrubber
CN107983074A (en) * 2017-12-30 2018-05-04 江苏永益环保科技有限公司 House exhaust processing cleaning system
CN107970715A (en) * 2017-12-31 2018-05-01 江苏永益环保科技有限公司 Ink prints waste gas treatment equipment
CN107983087A (en) * 2017-12-31 2018-05-04 江苏永益环保科技有限公司 Ink prints exhaust treatment system

Similar Documents

Publication Publication Date Title
CN104043305A (en) Cast casting dust removal system
CN201291108Y (en) Dust removing device of water-bath spraying net barrier
CN107362646B (en) Water smoke dust pelletizing system
CN208878165U (en) A kind of spray column for exhaust-gas treatment
CN206492367U (en) Exhaust-gas treatment spray column in a kind of coating equipment
CN108554107A (en) A kind of dusty gas Wet-type spray filter collector
CN106902602A (en) A kind of Self-excitation wet-type cleaning dust machine and dust collection method
CN109772124A (en) A flue gas desulfurization, denitration and whitening equipment
CN101745297B (en) Exhaust gas processing device of garbage incineration furnace
CN206587552U (en) A kind of Self-excitation wet-type cleaning dust machine
CN203139848U (en) Dust removing system for cast pouring
CN107376562A (en) A kind of fountain cleaner
CN206593127U (en) No smoke environmental protection and energy conservation chimney device
CN205700049U (en) The super ultra-clean desulfation dust-extraction device of a kind of integration
CN107998801A (en) Spraying device for chemical plant waste gas treatment
CN207126310U (en) A kind of catalytic converter
CN203678187U (en) Wet-type smoke dust processing device
CN206676120U (en) A kind of vertical circular dry method flue gas administers sack cleaner
CN111214919A (en) Closed casting dust removal tower
CN103143216B (en) Turbulent-flow type dust-removing desulfurization system
CN207042163U (en) A kind of coverter pig coal gas dust-removing dehydrating purifying device
CN206526631U (en) A kind of boiler gas sewage processing equipment
CN208082106U (en) Water rotation type high-efficiency dust remover
CN113926275A (en) Cyclone spraying active carbon adsorption composite dust remover for pavement maintenance vehicle
CN106731549A (en) A kind of effective wet method fume desulfurizing system for eliminating gypsum rain

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140917